Rajesh Narendran

This study uses brain scans (PET) to measure how much dopamine is released after a low dose of amphetamine in people with cocaine use disorder. Researchers want to understand brain changes linked to addiction. About 30 adults aged 18-55 with cocaine use disorder will participate.…

This study uses brain scans to see how stress-related proteins change in heavy drinkers compared to healthy people. Researchers give a stress hormone (hydrocortisone) and then scan the brain to measure these proteins. The goal is to understand if these proteins play a role in rel…

This study uses brain scans to see how stress hormones interact with certain brain receptors in people with cocaine use disorder. Researchers will compare 80 adults with and without the disorder to understand these interactions and whether they predict relapse. The goal is to lea…